\appendix
\smsection{Event Log File}\label{app:el} 
\includegraphics[width=0.7\textwidth]{eventLog}
\smsection{Ballot Image File}\label{app:bi}
\includegraphics[width=0.7\textwidth]{ballot}
%This is app~\ref{app:bi}
\smsection{System Log File}\label{app:sl}
\includegraphics[width=0.7\textwidth]{system}
%This is app~\ref{app:sl}
